diff -r 3400afa2e4bc -r 4cdccd29406c common/autoconf/generated-configure.sh
--- a/common/autoconf/generated-configure.sh	Thu Feb 27 10:35:05 2014 -0800
+++ b/common/autoconf/generated-configure.sh	Fri Mar 07 10:48:18 2014 -0800
@@ -6,7 +6,7 @@
 #
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for OpenJDK jdk8.
+# Generated by GNU Autoconf 2.69 for OpenJDK jdk9.
 #
 # Report bugs to <build-dev@openjdk.java.net>.
 #
@@ -586,8 +586,8 @@
 # Identity of this package.
 PACKAGE_NAME='OpenJDK'
 PACKAGE_TARNAME='openjdk'
-PACKAGE_VERSION='jdk8'
-PACKAGE_STRING='OpenJDK jdk8'
+PACKAGE_VERSION='jdk9'
+PACKAGE_STRING='OpenJDK jdk9'
 PACKAGE_BUGREPORT='build-dev@openjdk.java.net'
 PACKAGE_URL='http://openjdk.java.net'
 
@@ -796,6 +796,7 @@
 JAXP_TOPDIR
 CORBA_TOPDIR
 LANGTOOLS_TOPDIR
+JAVA_FLAGS
 BOOT_JDK_JVMARGS
 JAVAC_FLAGS
 BOOT_JDK_SOURCETARGET
@@ -1731,7 +1732,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures OpenJDK jdk8 to adapt to many kinds of systems.
+\`configure' configures OpenJDK jdk9 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1801,7 +1802,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of OpenJDK jdk8:";;
+     short | recursive ) echo "Configuration of OpenJDK jdk9:";;
    esac
   cat <<\_ACEOF
 
@@ -1877,8 +1878,8 @@
                           number is not set.[username_builddateb00]
   --with-build-number     Set build number value for build [b00]
   --with-boot-jdk         path to Boot JDK (used to bootstrap build) [probed]
-  --with-boot-jdk-jvmargs specify JVM arguments to be passed to all
-                          invocations of the Boot JDK, overriding the default
+  --with-boot-jdk-jvmargs specify JVM arguments to be passed to all java
+                          invocations of boot JDK, overriding the default
                           values, e.g --with-boot-jdk-jvmargs="-Xmx8G
                           -enableassertions"
   --with-add-source-root  for each and every source directory, look in this
@@ -2126,7 +2127,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-OpenJDK configure jdk8
+OpenJDK configure jdk9
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2822,7 +2823,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by OpenJDK $as_me jdk8, which was
+It was created by OpenJDK $as_me jdk9, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -4230,7 +4231,7 @@
 #CUSTOM_AUTOCONF_INCLUDE
 
 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1393490405
+DATE_WHEN_GENERATED=1394150589
 
 ###############################################################################
 #
@@ -25852,7 +25853,8 @@
 
   ##############################################################################
   #
-  # Specify options for anything that is run with the Boot JDK.
+  # Specify jvm options for anything that is run with the Boot JDK.
+  # Not all JVM:s accept the same arguments on the command line.
   #
 
 # Check whether --with-boot-jdk-jvmargs was given.
@@ -25861,20 +25863,10 @@
 fi
 
 
-  if test "x$with_boot_jdk_jvmargs" = x; then
-    # Not all JVM:s accept the same arguments on the command line.
-    # OpenJDK specific increase in thread stack for JDK build,
-    # well more specifically, when running javac.
-    if test "x$BUILD_NUM_BITS" = x32; then
-      STACK_SIZE=768
-    else
-      # Running Javac on a JVM on a 64-bit machine, the stack takes more space
-      # since 64-bit pointers are pushed on the stach. Apparently, we need
-      # to increase the stack space when javacing the JDK....
-      STACK_SIZE=1536
-    fi
-
-    # Minimum amount of heap memory.
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking flags for boot jdk java command " >&5
+$as_echo_n "checking flags for boot jdk java command ... " >&6; }
+
+  # Starting amount of heap memory.
 
   $ECHO "Check if jvm arg is ok: -Xms64M" >&5
   $ECHO "Command: $JAVA -Xms64M -version" >&5
@@ -25890,16 +25882,28 @@
     JVM_ARG_OK=false
   fi
 
-    if test "x$OPENJDK_TARGET_OS" = "xmacosx" || test "x$OPENJDK_TARGET_CPU" = "xppc64" ; then
-      # Why does macosx need more heap? Its the huge JDK batch.
-
-  $ECHO "Check if jvm arg is ok: -Xmx1600M" >&5
-  $ECHO "Command: $JAVA -Xmx1600M -version" >&5
-  OUTPUT=`$JAVA -Xmx1600M -version 2>&1`
+
+  # Maximum amount of heap memory.
+  # Maximum stack size.
+  if test "x$BUILD_NUM_BITS" = x32; then
+    JVM_MAX_HEAP=1100M
+    STACK_SIZE=768
+  else
+    # Running Javac on a JVM on a 64-bit machine, takes more space since 64-bit
+    # pointers are used. Apparently, we need to increase the heap and stack
+    # space for the jvm. More specifically, when running javac to build huge
+    # jdk batch
+    JVM_MAX_HEAP=1600M
+    STACK_SIZE=1536
+  fi
+
+  $ECHO "Check if jvm arg is ok: -Xmx$JVM_MAX_HEAP" >&5
+  $ECHO "Command: $JAVA -Xmx$JVM_MAX_HEAP -version" >&5
+  OUTPUT=`$JAVA -Xmx$JVM_MAX_HEAP -version 2>&1`
   FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
   FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
   if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
-    boot_jdk_jvmargs="$boot_jdk_jvmargs -Xmx1600M"
+    boot_jdk_jvmargs="$boot_jdk_jvmargs -Xmx$JVM_MAX_HEAP"
     JVM_ARG_OK=true
   else
     $ECHO "Arg failed:" >&5
@@ -25907,25 +25911,6 @@
     JVM_ARG_OK=false
   fi
 
-    else
-
-  $ECHO "Check if jvm arg is ok: -Xmx1100M" >&5
-  $ECHO "Command: $JAVA -Xmx1100M -version" >&5
-  OUTPUT=`$JAVA -Xmx1100M -version 2>&1`
-  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
-  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
-  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
-    boot_jdk_jvmargs="$boot_jdk_jvmargs -Xmx1100M"
-    JVM_ARG_OK=true
-  else
-    $ECHO "Arg failed:" >&5
-    $ECHO "$OUTPUT" >&5
-    JVM_ARG_OK=false
-  fi
-
-    fi
-    # When is adding -client something that speeds up the JVM?
-    # ADD_JVM_ARG_IF_OK([-client],boot_jdk_jvmargs,[$JAVA])
 
   $ECHO "Check if jvm arg is ok: -XX:ThreadStackSize=$STACK_SIZE" >&5
   $ECHO "Command: $JAVA -XX:ThreadStackSize=$STACK_SIZE -version" >&5
@@ -25941,7 +25926,8 @@
     JVM_ARG_OK=false
   fi
 
-    # Disable special log output when a debug build is used as Boot JDK...
+
+  # Disable special log output when a debug build is used as Boot JDK...
 
   $ECHO "Check if jvm arg is ok: -XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput" >&5
   $ECHO "Command: $JAVA -XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput -version" >&5
@@ -25957,10 +25943,34 @@
     JVM_ARG_OK=false
   fi
 
-  fi
+
+  # Apply user provided options.
+
+  $ECHO "Check if jvm arg is ok: $with_boot_jdk_jvmargs" >&5
+  $ECHO "Command: $JAVA $with_boot_jdk_jvmargs -version" >&5
+  OUTPUT=`$JAVA $with_boot_jdk_jvmargs -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs="$boot_jdk_jvmargs $with_boot_jdk_jvmargs"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $boot_jdk_jvmargs" >&5
+$as_echo "$boot_jdk_jvmargs" >&6; }
+
+  # For now, general JAVA_FLAGS are the same as the boot jdk jvmargs
+  JAVA_FLAGS=$boot_jdk_jvmargs
 
   BOOT_JDK_JVMARGS=$boot_jdk_jvmargs
 
+  JAVA_FLAGS=$JAVA_FLAGS
+
 
 
 ###############################################################################
@@ -26297,8 +26307,28 @@
   # Use indirect variable referencing
   toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS
   VALID_TOOLCHAINS=${!toolchain_var_name}
-  # First toolchain type in the list is the default
-  DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
+
+  if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+    # On Mac OS X, default toolchain to clang after Xcode 5
+    XCODE_VERSION_OUTPUT=`xcodebuild -version 2>&1 | $HEAD -n 1`
+    $ECHO "$XCODE_VERSION_OUTPUT" | $GREP "Xcode " > /dev/null
+    if test $? -ne 0; then
+      as_fn_error $? "Failed to determine Xcode version." "$LINENO" 5
+    fi
+    XCODE_MAJOR_VERSION=`$ECHO $XCODE_VERSION_OUTPUT | \
+        $SED -e 's/^Xcode \([1-9][0-9.]*\)/\1/' | \
+        $CUT -f 1 -d .`
+    { $as_echo "$as_me:${as_lineno-$LINENO}: Xcode major version: $XCODE_MAJOR_VERSION" >&5
+$as_echo "$as_me: Xcode major version: $XCODE_MAJOR_VERSION" >&6;}
+    if test $XCODE_MAJOR_VERSION -ge 5; then
+        DEFAULT_TOOLCHAIN="clang"
+    else
+        DEFAULT_TOOLCHAIN="gcc"
+    fi
+  else
+    # First toolchain type in the list is the default
+    DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
+  fi
 
   if test "x$with_toolchain_type" = xlist; then
     # List all toolchains
@@ -41236,6 +41266,26 @@
       SET_SHARED_LIBRARY_NAME='-Xlinker -soname=$1'
       SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=$1'
     fi
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    PICFLAG=''
+    C_FLAG_REORDER=''
+    CXX_FLAG_REORDER=''
+
+    if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+      # Linking is different on MacOSX
+      SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG"
+      SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.'
+      SET_SHARED_LIBRARY_ORIGIN="$SET_EXECUTABLE_ORIGIN"
+      SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/$1'
+      SET_SHARED_LIBRARY_MAPFILE=''
+    else
+      # Default works for linux, might work on other platforms as well.
+      SHARED_LIBRARY_FLAGS='-shared'
+      SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN$1'
+      SET_SHARED_LIBRARY_ORIGIN="-Xlinker -z -Xlinker origin $SET_EXECUTABLE_ORIGIN"
+      SET_SHARED_LIBRARY_NAME='-Xlinker -soname=$1'
+      SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=$1'
+    fi
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     PICFLAG="-KPIC"
     C_FLAG_REORDER='-xF'
@@ -41297,6 +41347,8 @@
   # Generate make dependency files
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
     C_FLAG_DEPS="-MMD -MF"
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    C_FLAG_DEPS="-MMD -MF"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     C_FLAG_DEPS="-xMMD -xMF"
   elif test "x$TOOLCHAIN_TYPE" = xxlc; then
@@ -41315,6 +41367,9 @@
       CFLAGS_DEBUG_SYMBOLS="-g"
       CXXFLAGS_DEBUG_SYMBOLS="-g"
     fi
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    CFLAGS_DEBUG_SYMBOLS="-g"
+    CXXFLAGS_DEBUG_SYMBOLS="-g"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CFLAGS_DEBUG_SYMBOLS="-g -xs"
     CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
@@ -41327,11 +41382,11 @@
 
   # Optimization levels
   if test "x$TOOLCHAIN_TYPE" = xsolstudio; then
-    CC_HIGHEST="$CC_HIGHEST -fns -fsimple -fsingle -xalias_level=basic -xbuiltin=%all -xdepend -xrestrict -xlibmil"
+    CC_HIGHEST="$CC_HIGHEST -fns -fsimple -fsingle -xbuiltin=%all -xdepend -xrestrict -xlibmil"
 
     if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then
       # FIXME: seems we always set -xregs=no%frameptr; put it elsewhere more global?
-      C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xregs=no%frameptr"
+      C_O_FLAG_HIGHEST="-xO4 -Wu,-O4~yz $CC_HIGHEST -xalias_level=basic -xregs=no%frameptr"
       C_O_FLAG_HI="-xO4 -Wu,-O4~yz -xregs=no%frameptr"
       C_O_FLAG_NORM="-xO2 -Wu,-O2~yz -xregs=no%frameptr"
       C_O_FLAG_NONE="-xregs=no%frameptr"
@@ -41344,7 +41399,7 @@
         CXX_O_FLAG_HIGHEST="$CXX_O_FLAG_HIGHEST -xchip=pentium"
       fi
     elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then
-      C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xprefetch=auto,explicit -xchip=ultra"
+      C_O_FLAG_HIGHEST="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0 $CC_HIGHEST -xalias_level=basic -xprefetch=auto,explicit -xchip=ultra"
       C_O_FLAG_HI="-xO4 -Wc,-Qrm-s -Wc,-Qiselect-T0"
       C_O_FLAG_NORM="-xO2 -Wc,-Qrm-s -Wc,-Qiselect-T0"
       C_O_FLAG_NONE=""
@@ -41370,6 +41425,20 @@
         C_O_FLAG_NORM="-O2"
         C_O_FLAG_NONE="-O0"
       fi
+    elif test "x$TOOLCHAIN_TYPE" = xclang; then
+      if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+        # On MacOSX we optimize for size, something
+        # we should do for all platforms?
+        C_O_FLAG_HIGHEST="-Os"
+        C_O_FLAG_HI="-Os"
+        C_O_FLAG_NORM="-Os"
+        C_O_FLAG_NONE=""
+      else
+        C_O_FLAG_HIGHEST="-O3"
+        C_O_FLAG_HI="-O3"
+        C_O_FLAG_NORM="-O2"
+        C_O_FLAG_NONE="-O0"
+      fi
     elif test "x$TOOLCHAIN_TYPE" = xxlc; then
       C_O_FLAG_HIGHEST="-O3"
       C_O_FLAG_HI="-O3 -qstrict"
@@ -49260,7 +49329,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by OpenJDK $as_me jdk8, which was
+This file was extended by OpenJDK $as_me jdk9, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -49323,7 +49392,7 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-OpenJDK config.status jdk8
+OpenJDK config.status jdk9
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"